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59results about How to "Reduce area occupation" patented technology
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Method for molding via hole of printed circuit board
ActiveCN101605434AReduce area occupationExcellent electrical performancePrinted element electric connection formationCopper highEngineering
The invention relates to a method for molding a via hole of a printed circuit board, which comprises the steps of: film attachment, in which the surfaces of upper and lower surface copper layers of an insulating dielectric layer drilled with the via hole are attached with photosensitive films, and the positions, which correspond to the via hole, on the photosensitive films are provided with film openings; hole-sealing electroplating, in which an orifice end, which is near a first surface, of the via hole is closed through a copper electroplating process on the first surface of the insulating dielectric layer; hole-filling electroplating, in which the via hole is completely filled with copper, and the filled copper is connected with the surface copper layer of a second surface of the insulating dielectric layer, namely the connection of solid via holes between upper and lower adjacent line layer patterns is realized; and the post-treatment, in which the two surfaces of the insulating dielectric layer are subjected to subsequent treatment respectively, and a level conducting surface which is convenient for implementing subsequent pattern line production working procedures is obtained by removing the photosensitive films, removing the filled copper higher than the surface copper layers, and leveling the board surface. The method has the advantages of simple, convenient and feasible process, low cost, and small area occupation, and upper and lower corresponding line rackets of the hole are integrally preserved, are not damaged by the via hole and have good electrical properties.
Owner:美龙翔微电子科技(深圳)有限公司
Reamed carrier and stiffness core multi-component composite pile and soft soil foundation strengthening construction method
InactiveCN103821139AImprove bearing capacityMeet diverse requirementsBulkheads/pilesSoil preservationMature technologySpherical form
The invention relates to a reamed carrier and stiffness core multi-component composite pile and a soft soil foundation strengthening construction method. The reamed carrier and stiffness core multi-component composite pile comprises a discrete pile, a stiffness core pile is inserted into the discrete pile vertically and penetratingly, the bottom end of the stiffness core pile is flush with the bottom end of the discrete pile, and the bottom ends of the stiffness core pile and the discrete pile are jointly connected with a spherical carried reamed head to form the reamed carrier and stiffness core multi-component composite pile. The soft soil foundation strengthening construction method by the reamed carrier and stiffness core multi-component composite piles includes driving a plurality of the discrete piles, the reamed carrier and stiffness core composite piles and / or stiffness core composite piles into a soft soil foundation; the construction steps of the discrete piles, the reamed carrier and stiffness core composite piles and the stiffness core composite piles include (1) discrete pile construction, (2) reamed carrier and stiffness core composite pile construction and (3) stiffness core composite pile construction. The composite pile has the advantages of good drainage effect and high bearing capacity, and the method has the advantages of simple and mature technology, remarkable strengthening superiority and high benefit.
Owner:ZHEJIANG INST OF COMM
Method and device for starting camera in mobile terminal and mobile terminal
ActiveCN106933351AReduce area occupationIncrease the screen ratioInput/output for user-computer interactionUnauthorised/fraudulent call preventionFingerprintComputer engineering
Embodiments of the invention provide a method and device for starting a camera in a mobile terminal and the mobile terminal. The camera is embedded in a cavity of the mobile terminal. The method comprises the following steps of: carrying out fingerprint verification in the mobile terminal; and when the fingerprint verification succeeds, enabling the camera to pop out from the cavity of the mobile terminal, and starting a camera application. On one hand, the camera is embedded in the cavity of the mobile terminal, so that the area occupation for the surface of the mobile terminal can be decreased and the screen-to-body ratio can be improved; and on the other hand, the camera is directly started through fingerprint verification, so that the users can be prevented from starting the camera in a manner of searching and starting the camera application, and the starting speed of the built-in camera is improved.
Owner:BEIJING QIHOO TECH CO LTD
Augmented reality system for simulation or display and operation by combining live-action model of game equipment with virtual software
InactiveCN108126340AReal experienceReduced footprint requirementsInput/output for user-computer interactionVideo gamesLive actionControl system
Disclosed is an augmented reality system for simulation or display and operation by combining a live-action model of game equipment with virtual software. The system is characterized in that a user management system confirms whether or not a user begins a game, and after the game is started, a central control system controls running and overall scheduling of the game; vehicle control equipment isused for receiving user control and sending control data to a game racing car with wireless receiving and transmitting hardware, and meanwhile the game racing car transmits images and sound back to the vehicle control equipment through carried acquisition and transmission equipment, feeds the images back to controllers through display equipment, converts vehicle state data which is transmitted back into geometric data, transmits the data to a three-axis or six-axis electric system of a racing car seat, converts the data into a motion instruction and motion of a game seat through an instructioncontroller and feeds the motion instruction and the motion back to an operator at last; meanwhile, the central control system distributes and broadcasts game processes and images of all the controllers to audiences for watching.
Owner:赵奕
Display panel and display apparatus
ActiveCN107170783AAchieve electrical connectionSimple designSolid-state devicesIdentification meansComputer scienceElectrode material
Embodiments of the invention provide a display panel and a display apparatus, and relate to the technical field of display, and can reduce area occupation on a non-display region of a connecting structure between a negative electrode routing wire and a negative electrode material layer, so as to promote design of a narrow frame. The display panel comprises a display region and a non-display region; the non-display region surrounds the display region; the display panel comprises a negative electrode material layer and a negative electrode routing wire positioned in the non-display region; a connecting region is arranged in the non-display region; in the connecting region, the negative electrode routing wire is connected to the negative electrode material layer; the non-display region comprises a first stage region which protrudes towards one side far from the display region; and the connecting region is only positioned in the first stage region. The technical scheme is mainly used for narrow frame design of an organic light emitting display product.
Owner:WUHAN TIANMA MICRO ELECTRONICS CO LTD
Pixel driving circuit, driving method and display device
ActiveCN112634818AReduce power consumptionReduce area occupationStatic indicating devicesComputer hardwarePixel density
The invention discloses a pixel driving circuit, a driving method and a display device. The pixel driving circuit comprises a light-emitting master control module, a driving module and a light-emitting group module which are sequentially connected in series between a first power supply signal end and a second power supply signal end; a light-emitting master control module connected with the first power supply signal end and the driving module and is configured to control the light-emitting group module to emit light; a driving module which is respectively connected with the light-emitting main control module and the light-emitting group module and is configured to control the magnitude of current flowing through the light-emitting group module; and a light-emitting group module which comprises a plurality of light-emitting devices and corresponding control circuits, is respectively connected with the driving module and the second power supply signal end, and is configured to control the plurality of light-emitting devices to be connected in series and emit light simultaneously in a first mode or control the plurality of light-emitting devices to be connected in parallel and emit light in a time-sharing mode. According to the pixel driving circuit, the pixel density can be adjusted, and power consumption can be reduced when the pixel driving circuit works at a low pixel density.
Owner:BOE TECH GRP CO LTD
Memory circuit and method for reading data by applying same
ActiveCN102332288AGuaranteed accuracyImprove yieldDigital storageComputer architectureMemory circuits
The invention provides a memory circuit and a method for reading data by applying the same. The memory circuit comprises a control circuit and a global memory array which are connected with each other, wherein the global memory array comprises a global amplifying circuit, at least a segment memory array, segment amplifying circuits and segment gating circuits, wherein the segment amplifying circuits and the segment gating circuits are connected with the segment memory arrays; each segment memory array comprises at least a group memory array, group amplifying circuits and group gating circuits, wherein the group amplifying circuits and the group gating circuits are connected with the group memory arrays; and the control circuit comprises a read / write control unit and an ECC (error correcting code) circuit. The memory circuit and the method have the following advantage: the area can be reduced as far as possible on the basis of realizing the functions of a static memory circuit.
Owner:GIGADEVICE SEMICON SHANGHAI INC +1
Full-automatic bending pipe production feeding line and bending pipe production method thereof
PendingCN110217565AReduce area occupationOrderly and efficient workControl devices for conveyorsProduction lineManipulator
The invention discloses a full-automatic bending pipe production feeding line. The full-automatic bending pipe production feeding line comprises a conveying platform, a cart, a forking mechanism and astorage hopper, wherein the cart comprises a cart base, a left handrail and a right handrail; the right handrail is higher than the left handrail; the cart is used for stacking a large number of straight pipes and conveying the straight pipes; the forking mechanism is used for lifting the straight pipes in the cart and then automatically unloading the straight pipes in a storage hopper; the storage hopper is used for storing a large amount of straight pipes; a jacking plate is used for jacking the straight pipes in the storage hopper, feeding the straight pipes into a guide slot from a rolling outlet for single-row discharging, and discharging the straight pipes orderly one by one; the straight pipes are pushed up one by one through a delivery mechanism; the straight pipes are located bypiercing plugs and then are grabbed to the processing station of a pipe-bending machine by mechanical arms; and the full-automatic feeding of the straight pipes is realized. The invention also discloses a full-automatic bending pipe production method. The feeding line and the pipe-bending machine form a bending pipe production line, so that the automatic straight pipe feeding and bending pipe processing are realized; and the full-automatic bending pipe production feeding line has the characteristics of manpower saving, high production efficiency and safe and stable production.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA ZHONGSHAN INST
Multipurpose precast concrete component production line and application method thereof
ActiveCN110900815ALow maintenance energy consumptionLight weightCeramic shaping plantsArchitectural engineeringChain link
The invention discloses a multipurpose precast concrete component production line. The production line comprises a special-shaped component operation area, a plate component operation area and a concrete stirring operation area and further comprises a plurality of concrete mixing main machines, a plurality of online empty mold operation mold conveying channels, a plurality of off-line empty mold operation stations, a plurality of mold transverse moving devices using circulating chains, a plurality of combined primary and secondary mold carriers, a plurality of secondary overlapping devices, aplurality of pouring points, a concrete conveying elevated track arranged from a concrete stirring operation area to the pouring points, and a plurality of self-propelled concrete conveying elevated hoppers. The invention further discloses a using method of the multipurpose precast concrete component production line. The production line is advantaged in that the production line is reasonable and ingenious in structural design, suitable for simultaneous online production of precast concrete components needing different curing systems, and suitable for simultaneous online production of the precast concrete components needing different empty mold operation time.
Owner:东莞市中机建科实业有限公司
Device for displaying gears of vehicle and displayer for head raising
PendingCN108099791ASimplified display interfaceReduce area occupationElectric/fluid circuitOptical viewingDriver/operatorEngineering
The invention provides a device for displaying gears of a vehicle and a displayer for head raising. A preset break code display font is included in the device; the device displays the gear informationof the vehicle by lightening preset pen breaks in the break code display font, wherein the gear information includes a gear P, a gear R, a gear N, a gear L and a gear S. The blank that a displayer for head raising can not display the gear information of the vehicle is filled through the device, and a driver can obtain more vehicle information during driving. Through a special changeable gear character, six gear characters are replaced. An overall display interface is more simple, occupation area is smaller, and designing is more convenient.
Owner:苏州途驰安电子科技有限公司
Automobile instrument panel material frame
PendingCN108340336AReduce manufacturing costEasy to manageWork tools storageOther workshop equipmentElectrical and Electronics engineeringVehicle type
Owner:中久装备智能科技有限公司
Memory circuit and method for reading data by applying same
ActiveCN102332295ASmall footprintGuaranteed accuracyDigital storageParallel computingMemory circuits
The invention provides methods for reading and writing-in data by applying a memory circuit. The memory circuit comprises a control circuit with an ECC (error correcting code) circuit and a multistage segmented global memory array. The global memory array is divided into group memory arrays and segment memory arrays; the segment memory arrays comprise the group memory arrays and group amplifying and gating circuits; the global memory array comprises the segment memory arrays, segment amplifying and gating circuits and a global amplifying circuit; the global amplifying circuit is connected with the segment amplifying and gating circuits by a global bit line; the segment amplifying and gating circuits are connected with the group amplifying and gating circuits by segment bit lines; the group amplifying and gating circuits are connected with memory units in the group memory arrays by group bit lines; and the area of a memory can be effectively reduced through the multistage segmented method. The control circuit with the ECC circuit is used for checking and correcting the data after reading the data and before writing-in the data, therefore the data read / write accuracy can be ensured,and the chip yield can be effectively improved.
Owner:GIGADEVICE SEMICON (BEIJING) INC
Pancake cooling equipment with automatic feeding-discharging function
ActiveCN106240967AReduce investmentSave human effortPackagingUltimate tensile strengthMechanical engineering
The invention belongs to the technical field of food processing equipment, and provides pancake cooling equipment with an automatic feeding-discharging function. The pancake cooling equipment comprises a cooling device, an automatic feeding-discharging device, a moisturizing device and a turnover material collecting mechanism which are integrally arranged. The pancake cooling equipment has the advantages that the operation is simple and convenient, the working process can be simplified, the cooling equipment investment can be reduced, the automatic feeding-discharging function can be achieved, the cooling efficiency can be improved by 33-93%, and the occupied plant area can be reduced to be 30% or below of the original basis; and furthermore, the manpower can be saved, the labor intensity can be reduced, the contact between human and food as well as a scald injury can be avoided, pancakes can be prevented from being exposed over a large area in the air, the cooling time and humidity can be controlled conveniently, the excessive loss of water can be prevented, the possibility of secondary pollution can be lowered, and the food quality and hygiene can be guaranteed.
Owner:山东省潍坊市省工食品机械科技有限公司
Dynamic control conversion circuit
PendingCN113452363AAvoid switch raceReduce area occupationLogic circuits coupling/interface using field-effect transistorsLogic circuit interface arrangementsHemt circuitsSignal production
The invention relates to the technical field of semiconductors, in particular to a dynamic control conversion circuit. The circuit comprises a dynamic control unit which is used for generating a dynamic control signal according to a received input signal; a first semiconductor switch the control end of which is connected with the first signal output end of the dynamic control unit, and the first end of which is connected with a first voltage end; a second semiconductor switch the control end of which is connected with the second signal output end of the dynamic control unit; and a circuit output unit the first control end of which is connected with the second end of the first semiconductor switch and the first end of the second semiconductor switch, and the second control end of which is connected with the second end of the second semiconductor switch and the third signal output end of the dynamic control unit. According to the circuit, the problem of switch competition can be effectively avoided, and the dynamic conversion control of potential signals can be realized only by using very small area occupation and very low production cost.
Owner:CHANGXIN MEMORY TECH (SHANGHAI) INC
Low-voltage ESD protection device and manufacturing method thereof
PendingCN111710675AIncrease profitLow costTransistorSolid-state devicesUltra high speedComputational physics
The invention discloses a low-voltage ESD protection device and a manufacturing method thereof, which effectively improve the utilization rate of a chip and reduce the cost of the chip. The cell sizeis not increased, the chip area occupation caused by keeping the metal spacing is reduced, the cell size can be reduced by about 20%, and the current discharge capacity is at least improved by 50%; flyback current of the SCR can be reduced to 1.5 V by adopting a forward bias diode string, and ultralow trigger voltage ESD protection devices with voltage classes of 1.2V, 1.8V, 2V, 2.5V, 2.8V, 3.3V and the like can be realized by adjusting the number of forward bias diodes; by optimizing the device size and the ultralow residual voltage, the device is suitable for ultra-high-speed signal protection of a low-voltage system, meanwhile, bidirectional ESD protection can be achieved through layout optimization, and a solution is provided for bidirectional protection of ultra-high-speed signals ofthe low-voltage system.
Owner:江苏吉莱微电子股份有限公司 +1
Flattening mechanism used for granary grains
PendingCN111498532AIncrease the areaReduce area occupationConveyorsLoading/unloadingStructural engineeringRotating disc
The invention provides a flattening mechanism used for granary grains and discloses a flattening structure capable of being used for a large-scale granary, being unfolded by a flattening frame to flatten a grain pile tip and saving time and labor. The flattening mechanism used for the granary grains is characterized in that one end of a spiral shaft is connected to the bottom of a rotating disc; the other end of the spiral shaft extends downwards; a shaft coupling sleeve is connected to the top of the rotating disc; a reinforcing rib is placed between the shaft coupling sleeve and the rotatingdisc; at least three groups of stirring shafts are placed at the bottom of the rotating disc; one group of stirring shaft consists of at least one stirring shaft; the end surfaces of the stirring shaft are arc surfaces; one ends of at least three connecting shafts are placed at the bottom of the rotating disc at an equal angle and are close to the edge of the rotating disc; limiting caps are placed at the other ends of the connecting shafts; connecting sleeves are placed on the connecting shafts; return springs sleeve the connecting shafts; one ends of the return springs are connected with the connecting shafts; the other ends of the return springs are connected with the connecting sleeves; one end of the flattening frame is fixedly connected with the connecting sleeves; and the flattening frame is an arc frame.
Owner:徐州蔬客达农业科技有限公司
Flexible circuit board via hole forming method
InactiveCN106572610APrecise thickness controlReduce processPrinted element electric connection formationLead bondingFlexible circuits
The invention provides a flexible circuit board via hole forming method. With the flexible circuit board via hole forming method of the invention adopted, the connection of solid via holes between conductor layers of an integrated circuit package substrate can be realized. Compared with a method according to which cut-through hollow via holes formed by a traditional mechanical hole forming technology are connected, the flexible circuit board via hole forming method enables less area occupation, upper and lower corresponding line rackets of the holes are integrally preserved and are not damaged by the via holes, and therefore, corresponding electrical properties are excellent, and high reliability can be realized, and lead bonding operation can be directly operated on the via holes. With the flexible circuit board via hole forming method of the invention, a production process is simplified, production cost is saved, processing efficiency is improved, and a guarantee is provided for subsequent production of a high-precision image.
Owner:GUANGDONG KINGSHINE ELECTRONICS TECH CO LTD
Electronic equipment, grounding elastic sheet and test seat assembly
ActiveCN113259510ASmall footprintReduce areaAntenna supports/mountingsTelephone set constructionsElectrical connectionEngineering
The invention discloses electronic equipment, a grounding elastic sheet and a test seat assembly, and belongs to the technical field of electronic equipment. The electronic equipment comprises a mainboard, an antenna, a radio frequency test seat, a to-be-grounded piece and a grounding elastic piece. The mainboard is provided with a radio frequency circuit; the radio frequency test seat is mounted on the mainboard and electrically connected with the radio frequency circuit and the antenna, and a second connecting part is arranged on the radio frequency test seat; the to-be-grounded piece and the mainboard are arranged at an interval; the grounding elastic piece is detachably installed on the radio frequency test seat and located between the to-be-grounded piece and the mainboard, the grounding elastic piece comprises a first connecting part and an elastic connecting pin, the first connecting part is detachably installed on the second connecting part and is electrically connected with the second connecting part, one end of the elastic connecting pin is connected with the first connecting part, the other end of the elastic connecting pin extends in the direction away from the second connecting part, and the elastic connecting pin is electrically connected with the to-be-grounded piece so that the to-be-grounded piece can be grounded.
Owner:VIVO MOBILE COMM CO LTD
E-fuse fusing characteristic test circuit and method
PendingCN111025197AIncrease the number ofReduce areaFuses testingElectronic circuit testingHemt circuitsPulse voltage
The invention provides an E-fuse fusing characteristic test circuit. The E-fuse fusing characteristic test circuit comprises a switch controller, a voltage source, at least one to-be-tested E-fuse anda switch module, the output end of the switch control module is connected to the switch module; wherein one end of each to-be-tested E-fuse is connected to a fixed potential end, the other end of each to-be-tested E-fuse is connected to the voltage source, and each to-be-tested E-fuse is connected with the switch module and used for controlling on-off of a test circuit where the to-be-tested E-fuse is located through the switch module; according to the test circuit, the number of DUTs capable of being tested is greatly increased, the area of a test chip is saved, meanwhile, a fusing voltage and a non-fusing voltage are adopted for testing, and whether E-fuse fusing is caused by testing or not can be judged; when a pulse voltage test signal is adopted, the hidden danger of current accumulation caused by E-fuse test of a traditional addressable test structure is avoided, and the area occupation of a peripheral test circuit can be further reduced.
Owner:SEMITRONIX
Gear shaft connection type tensioning linkage type cleaning device
InactiveCN111871907AReduce area occupationEasy to adjust settingsCleaning using toolsStructural engineeringMechanical engineering
The invention discloses a gear shaft connection type tensioning linkage type cleaning device. The cleaning device comprises a cleaning device body, a gear shaft adjusting device is arranged on one side of the inner end of the cleaning device body, a first cleaning roller is rotatably connected to one side of the front end of the gear shaft adjusting device, a second cleaning roller is rotatably connected to the other side of the front end of the gear shaft adjusting device, an adjusting and controlling device is arranged at the top of the inner end of the gear shaft adjusting device, a tensioning device is rotatably connected to the lower end of the adjusting and controlling device, a clamping plate is arranged in the center of the inner end of the adjusting and controlling device, a leadscrew frame is rotatably connected to the side end of the clamping plate, a fastening frame is fixedly connected to the bottom end of the lead screw frame, a third fluted disc is rotatably connected to the rear end position, penetrating through the fastening frame, of the lead screw frame, and a second fluted disc is connected to the side end of the third fluted disc in an engaged mode. Accordingto the gear shaft connection type tensioning linkage type cleaning device, through the arrangement of the gear shaft adjusting device, the purpose of inner end tensioning adjustment is achieved.
Owner:张震
Plate positioning device, material containing mechanism, machining center and machining method
PendingCN111761396AReduce area occupationReduce the area occupied by the machining centerMetal working apparatusPositioning apparatusEngineeringWorkbench
The invention discloses a plate positioning device, a material containing mechanism, a plate machining center and a machining method. The plate positioning device comprises a plate positioning devicebody used for vertically positioning plates and a material groove of the plate machining center, the machining center comprises a rotating mechanism, a first driving mechanism used for bearing the rotating mechanism to move in the Y-axis direction and the Z-axis direction relative to a machine tool, a machining head and a workbench, and a second driving mechanism used for driving the machining head to move; and the rotating mechanism comprises a mechanical arm, the first driving mechanism drives a mechanical arm of the rotating mechanism to position the to-be-machined plates perpendicular to the machine tool and then place the to-be-machined plates into the workbench. The plate positioning device body is vertically arranged, so that the plates are positioned in the vertical direction, thearea occupied by the positioning device in the machining center is effectively reduced, and the production efficiency of the whole machine is improved.
Owner:全准数控设备(苏州)有限公司
Slidable shrinkage multipurpose annular backrest chair for outdoor landscape garden
ActiveCN108741823APrevent left and right deviationReduce area occupationStoolsBeach chairsEngineeringHead right side
Owner:江苏韵华景观建设有限公司
Fresh air ventilator combined with wall
InactiveCN106765798AReduce area occupationQuick disassemblyEnergy recovery in ventilation and heatingLighting and heating apparatusEngineeringFresh air
The invention discloses a fresh air ventilator combined with a wall. The fresh air ventilator comprises a fresh air ventilator enclosure, a fixed magnetic frame, a humidifier and a fresh air fan, wherein the fixed magnetic frame is mounted at the outer side of the fresh air ventilator enclosure; the fixed magnetic frame is fixedly arranged at the outer side of the fresh air ventilator enclosure through a bolt; the humidifier is mounted at one side of the fresh air ventilator enclosure; the humidifier and the fresh air ventilator enclosure are horizontally and perpendicularly arranged; the humidifier is fixedly arranged at the outer side of the fixed magnetic frame through magnetic metal; and one side of the fresh air ventilator enclosure and one side of the fixed magnetic frame are equipped with a filter screen.
Owner:SHENZHEN WOHAISEN TECH CO LTD
Temporarily-built portable folding footbridge structure for bridge construction
ActiveCN109371809AEasy to layEasy transport workPortable bridgeBridge structural detailsPedestrian overpassBuilding construction
The invention provides a temporarily-built portable folding footbridge structure for bridge construction. The temporarily-built portable folding footbridge structure for bridge construction comprisesa main support column and a bearing bolt, wherein ten connection rods are installed at the top of a folding support frame, nine connection rods are installed at the middle part of the folding supportframe, and eighth connection rods are installed at the bottom of the folding support frame; twenty bridge plate support blocks are arranged, and rotationally connected to the outer ends of the ten connection rods which are installed at the top of the folding support frame; and nine bridge panels are arranged, twelve insertion blocks are installed at the bottom of each bridge panel, and the bottomof each bridge panel is installed on the top end surfaces of four bridge plate support blocks. Personnel are facilitated to lay a main body part of a bridge, so that the bridge main body is simple, convenient and rapid to build, and the bridge building time is saved; and during transportation for the bridge, the folding support frame can further be folded through the own characteristic of the folding support frame, so that occupancy for the area of the bridge main body can be greatly reduced, and the personnel are facilitated to carry out transportation and carrying working.
Owner:新兴交通建设有限公司
Multiplier circuit, corresponding device and method
ActiveCN110163015AReduce area occupationControllable Process Variation EffectsMultiple input and output pulse circuitsLogic circuits characterised by logic functionConvertersIntegrator
A multiplier circuit, a corresponding device and a method are provided. A voltage-to-time converter circuit receives a first voltage signal and produces a PWM-modulated signal having a duty-cycle proportional to the first voltage signal. A current integrator circuit receives the PWM-modulated signal from the voltage-to-time converter circuit block and produces an output signal by integrating a current signal from a current source over integration time intervals having a duration which is a function of the duty-cycle of the PWM-modulated signal. The current signal is proportional to a second voltage signal. The output signal is accordingly proportional to a product of the first voltage signal and the current signal, which is furthermore proportional to a product of the first voltage signaland the second voltage signal.
Owner:STMICROELECTRONICS SRL
Detection platform for big data observation and with folding and stretching function
ActiveCN109158140AQuick open closeEasy to control the angleLaboratory benches/tablesEngineeringMotherboard
The invention relates to a detection platform for big data observation and with a folding and stretching function. The detection platform comprises a main plate, a bracket, a hanging ring and a placing rack; a sliding groove is formed below the main plate; a secondary plate is arranged on the inner side of the sliding groove; the main plate is fixedly connected with the sliding groove; the slidinggroove is movably connected with the secondary plate; the bracket is arranged on the outer side of the sliding groove; a toothed clamping strip is arranged on the outer side of the bracket; the bracket is in screw connection with the main plate; the bracket is in adhesion connection with the toothed clamping strip; a push ring is arranged on the outer side of the toothed clamping strip; a push block is arranged above the push ring; the toothed clamping strip is movably connected with the push ring; the push ring is movably connected with the push block; and the bottom of the push block is connected with a clamping spring. The detection platform has the following beneficial effects: the detection platform for big data observation and with the folding and stretching function is provided with the secondary plate, and the secondary plate can effectively increase the integrated area of the device, so that the use range of the device is wider.
Owner:董钢
Tool structure for separately arranging front tubes of automobiles and method for operating tool structure
ActiveCN106346224AReduce area occupationAvoid bending overVehicle componentsMetal working apparatusMechanical engineering
The invention discloses a tool structure for separately arranging front tubes of automobiles and a method for operating the tool structure. The tool structure comprises a working tabletop and an enclosing plate assembly. The enclosing plate assembly is arranged on the working tabletop and is provided with a front tube positioning structure and a suspending mechanism for storing separately arranged front tubes. The tool structure and the method have the advantages that workpieces are positioned on separate arranging tables in a suspended manner, are arranged in an erected manner and are small in occupied area, and tools are low in manufacturing cost and hardly need to be repaired and maintained.
Owner:CHERY COMML VEHICLE ANHUI
A jtag and bdm integrated debugging interface and its usage method
ActiveCN105528270BReduce area occupationReduce volumeError detection/correctionComputer engineeringComputer hardware
The invention provides a JTAG and BDM integrated debugging interface and a using method thereof. The JTAG and BDM integrated debugging interface comprises a JTAG interface and a BDM interface, wherein the JTAG interface and the BDM interface form a multiplex debugging interface, the multiplex debugging interface includes two lines of pin interfaces in symmetrical arrangement, the multiplex debugging interface is in insertion matching with a JTAG emulator plug and a BDM emulator plug respectively. During use, the JTAG and BDM integrated debugging interface can be normally used by being directly inserted into a pin by being aligned to the pin. According to the design provided by the invention, not only is the multiplex of the JTAG interface and the BDM interface realized, but also the area of a circuit board is reduced and the material cost is saved.
Owner:DONGFENG COMML VEHICLE CO LTD
Hydraulic lifting support machining production line for cable breaking
ActiveCN111805138AReduce area occupationImprove convenienceWelding/cutting auxillary devicesAuxillary welding devicesChinese charactersStructural engineering
The invention belongs to the technical field of frame processing, and particularly relates to a hydraulic lifting support machining production line for cable breaking. The production line comprises amachining circular bin, wherein four symmetrically distributed side positioning rods are arranged on the inner wall of a clamping frame, a bottom supporting rod is mounted on the bottom surface of theinner wall of the clamping frame, one ends of the side positioning rods and the bottom supporting rod are fixedly connected to bracket clamps, the bracket clamp comprises a fixed L plate and a sliding L plate slidably connected to one side of the fixed L plate, and the bracket clamp shapes like a Chinese character 'fang'. Sliding rods slide outward from fixing rods, two side rods move towards a middle rod, the middle rod is driven to rise upwards through the bottom supporting rod, then the fixed position between the middle rod and the side positioning rods is adjusted, a vertical H-shape is formed by the side rods and the middle rod at this time, an operator performs measurement welding between the middle rod and the side rods, the area occupation caused by the laying of a support is reduced, and the convenience of welding and measurement is improved.
Owner:HAIYAN AIHUA MACHINERY CO LTD
SWP protocol processor
The invention discloses an SWP protocol processor, and the processor comprises a protocol processing module which carries out the demodulation and protocol conversion of a received signal, and forms adata frame; a frame analysis module, used for receiving the data frame and verifying the data frame; a FIFO, connected with the frame analysis module, and the frame analysis module being used for writing data frames with correct verification results into the FIFO; a frame recombination module respectively connected with the FIFO and the protocol processing module, and used for reading the data tobe sent from the FIFO, verifying the data to be sent, filling the data to be sent in a preset mode according to a verification result to form a data frame, and sending the data frame to the protocolprocessing module. The protocol processing module is used for carrying out protocol conversion and modulation on a data frame and sending a modulated signal. The SWP protocol processor has a compact processor structure, the occupied area is reduced, the codes among the processing processes in the protocol processing module can be reused, and the reusability is improved.
Owner:BEIJING SMARTCHIP MICROELECTRONICS TECH COMPANY +2
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